Psoralidium lanceolatum (Pursh) Rydb.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Fabaceae
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Scientific Name
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Description
Species Description - Much like no. 1 [Psoralidium tenuiflorum (Pursh) Rydb.]; petioles mostly 1–2 cm; racemes short, congested, often surpassed by the lvs; fls white or the keel blue; cal-teeth subequal; fr subglobose, 4–5 mm; 2n=22. Dry, sandy soil; Wash. to Calif., e. to N.D., w. Io., and Okla. May–Sept. (Psoralea l.)